From 589ad1879ec5890672f5e48069650538c88097bf Mon Sep 17 00:00:00 2001 From: wxz Date: Thu, 27 Aug 2020 22:01:45 +0800 Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9EBigDecimal=E5=88=86=E5=80=BC?= =?UTF-8?q?=E8=AE=A1=E7=AE=97=E5=99=A8?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../BigDecimalScoreCalculator.java | 80 +++++++++++++++++++ .../stats/test/normalizing/DemoScoreCal.java | 26 ++++++ 2 files changed, 106 insertions(+) create mode 100644 epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/support/normalizing/BigDecimalScoreCalculator.java diff --git a/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/support/normalizing/BigDecimalScoreCalculator.java b/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/support/normalizing/BigDecimalScoreCalculator.java new file mode 100644 index 0000000000..1655c73a6d --- /dev/null +++ b/epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/support/normalizing/BigDecimalScoreCalculator.java @@ -0,0 +1,80 @@ +package com.epmet.support.normalizing; + +import java.math.BigDecimal; +import java.util.List; + +/** + * BigDecimal的分值计算 + * 每一种数据类型的计算都要继承ScoreCalculator并且实现其抽象方法，实现数据类型的转换 + */ +public class BigDecimalScoreCalculator extends ScoreCalculator { + + /** + * 初始化基于原数组的整数分值计算 + * ☆☆☆ 务必在该构造方法最后调用父类的prepare()方法 ☆☆☆ + * @param sourceArray 源数据完整数组 + * @param minScore 分值区间的左边界 + * @param maxScore 分值区间的右边界 + * @param correlation 相关性 + */ + public BigDecimalScoreCalculator(BigDecimal[] sourceArray, BigDecimal minScore, BigDecimal maxScore, Correlation correlation) { + this.sourceArrary = sourceArray.clone(); + this.minScore = minScore; + this.maxScore = maxScore; + this.correlation = correlation; + prepare4SourceArray(); + System.out.println("最小值："+minScore+"；最大值："+maxScore); + } + + /** + * 初始化基于原数组的整数分值计算 + * @param sourceList 源数据完整列表 + * @param minScore 分值区间的左边界 + * @param maxScore 分值区间的右边界 + * @param correlation 相关性 + */ + public BigDecimalScoreCalculator(List sourceList, BigDecimal minScore, BigDecimal maxScore, Correlation correlation) { + this.sourceArrary = sourceList.toArray(); + this.minScore = minScore; + this.maxScore = maxScore; + this.correlation = correlation; + prepare4SourceArray(); + System.out.println("最小值："+minScore+"；最大值："+maxScore); + } + + /** + * 初始化基于边界值的整数分值计算 + * @param minSourceValue 左边界值 + * @param maxSourceValue 右边界值 + * @param minScore 分值区间的左边界 + * @param maxScore 分值区间的右边界 + * @param correlation 相关性 + */ + public BigDecimalScoreCalculator(BigDecimal minSourceValue, BigDecimal maxSourceValue, BigDecimal minScore, BigDecimal maxScore, Correlation correlation) { + + this.minScore = minScore; + this.maxScore = maxScore; + this.minValue = minSourceValue; + this.maxValue = maxSourceValue; + this.correlation = correlation; + prepare4BoundaryValue(); + System.out.println("最小值："+minScore+"；最大值："+maxScore); + } + + @Override + public BigDecimal getMaxFromSourceArray() { + BigDecimal[] intSourceArrary = (BigDecimal[]) this.sourceArrary; + return intSourceArrary[intSourceArrary.length - 1]; + } + + @Override + public BigDecimal getMinFromSourceArray() { + BigDecimal[] intSourceArrary = (BigDecimal[]) this.sourceArrary; + return intSourceArrary[0]; + } + + @Override + public BigDecimal convertValue2BigDecimal(Object sourceValue) { + return (BigDecimal) sourceValue; + } +} diff --git a/epmet-module/data-statistical/data-statistical-server/src/test/java/com/epmet/stats/test/normalizing/DemoScoreCal.java b/epmet-module/data-statistical/data-statistical-server/src/test/java/com/epmet/stats/test/normalizing/DemoScoreCal.java index 1bb7514d5a..fb3f1246d4 100644 --- a/epmet-module/data-statistical/data-statistical-server/src/test/java/com/epmet/stats/test/normalizing/DemoScoreCal.java +++ b/epmet-module/data-statistical/data-statistical-server/src/test/java/com/epmet/stats/test/normalizing/DemoScoreCal.java @@ -91,5 +91,31 @@ public class DemoScoreCal { System.err.println("--------------------------------"); } + @Test + public void testBigDecimalBatchCalculate() throws InterruptedException { + //{4,8,1,3,2} + + // 每个指标需要单独的分支计算器，因为每个指标的最大最小值是不同的 + ScoreCalculator sc1 = new BigDecimalScoreCalculator(new BigDecimal(1), new BigDecimal(8), ScoreConstants.MIN_SCORE, ScoreConstants.MAX_SCORE, Correlation.NEGATIVE); + ScoreCalculator sc2 = new BigDecimalScoreCalculator(new BigDecimal(1), new BigDecimal(8), ScoreConstants.MIN_SCORE, ScoreConstants.MAX_SCORE, Correlation.NEGATIVE); + + List index1SampleValues = Arrays.asList(new SampleValue<>("id1", new BigDecimal(4)), new SampleValue<>("id2", new BigDecimal(1)), new SampleValue<>("id3", new BigDecimal(8))); + List index2SampleValues = Arrays.asList(new SampleValue<>("id1", new BigDecimal(1)), new SampleValue<>("id2", new BigDecimal(8)), new SampleValue<>("id3", new BigDecimal(3))); + + // 每个指标的信息，包括样本列表，权重，指标标记 + IndexInputVO index1VO = new IndexInputVO("aaa", index1SampleValues, new BigDecimal(1), sc1); + IndexInputVO index2VO = new IndexInputVO("bbb", index2SampleValues, new BigDecimal(1), sc2); + + List indexInputVOS = Arrays.asList(index1VO, index2VO); + + BatchScoreCalculator batchScoreCalculator = new BatchScoreCalculator(); + List result = batchScoreCalculator.exec(indexInputVOS); + + System.err.println("--------------------------------"); + result.stream().forEach(r -> System.out.println(r)); + Thread.sleep(10); + System.err.println("--------------------------------"); + } + }